What is the specific heat of Styrofoam J GC?

What is the specific heat of Styrofoam J GC?

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Does Styrofoam have high heat capacity?

Styrofoam is made mostly of air, meaning it is a poor conductor of heat, but an excellent convector. It traps the air in small pockets, blocking the flow of heat energy. It traps air and reduces the transfer of heat energy, keeping heat inside the building.

Does Styrofoam conduct heat?

Styrofoam has millions of small air bubbles trapped inside the foam. Since air is a bad conductor of heat Styrofoam efficiently prevents heat transfer. Thus it blocks the flow of the heat energy. Styrofoam reduces conduction and convection.

Does metal or Styrofoam have a higher heat capacity?

Heat loss – As you note, metal conducts heat much more effectively than styrofoam. This means that the metal calorimeter will carry the heat of the reaction away from the reaction vessel to the outside world faster than styrofoam will.

What is the specific heat of water in J kg K?

4184 joules
The SI unit of specific heat capacity is joule per kelvin per kilogram, J⋅kg−1⋅K−1. For example, the heat required to raise the temperature of 1 kg of water by 1 K is 4184 joules, so the specific heat capacity of water is 4184 J⋅kg−1⋅K−1.

What is the SHC of water?

4,200 Joules per kilogram per degree
The specific heat capacity of water is 4,200 Joules per kilogram per degree Celsius (J/kg°C). This means that it takes 4,200 J to raise the temperature of 1 kg of water by 1°C.

Can Styrofoam be used as insulation?

Styrofoam insulation is a less expensive and economic way to provide insulation to a home. It is extremely flexible and easy to use. Unlike fiberglass insulation, Styrofoam does not require special tools for cutting.

What is Styrofoam insulation?

Styrofoam is a trademarked brand of closed-cell extruded polystyrene foam (XPS), commonly called “Blue Board”, manufactured as foam continuous building insulation board used in walls, roofs, and foundations as thermal insulation and water barrier.

What is Styrofoam cooler?

In shipping, a small Styrofoam cooler creates a cold zone within a package that allows heat from the outside in at a very slow rate. This makes it possible to ship frozen and perishable items safely, even when it takes a few days for a package to reach its destination.

What is the melting point of Styrofoam?

What are the properties of PS?

Does polystyrene have low heat capacity?

Gaur and Wuderlich (1982) provided recommended values for the heat capacity of polystyrene based on measurements of 29 samples reported in the literature. Their recommended value at 298.15 K is 126.5 ± 0.6 J-moT^K”1. The value reported here is 2.1% larger.

Is Styrofoam a better insulator of heat than plastic?

Insulation. Styrofoam insulates much more effectively than plastic, which means your cold drinks stay colder longer and your hot drinks stay hotter. Plastic cups are not recommended for hot drinks, and they do not have the insulation properties of Styrofoam. Is paper or plastic a better insulator? Plastic cups are typically thicker than the paper ones too, and a thicker cup makes a better insulator.

What are some examples of specific heat?

Some examples of the specific heat capacities of different substances are listed below: Aluminum 902 J/kg°C Copper 385 J/kg°C Gold 129 J/kg°C Iron 450 J/kg°C Lead 128 J/kg°C NaCl 864 J/kg°C Oxygen 918 J/kg°C Water 4181 J/kg°C Brick / block: 840 J/kg°C Concrete: 880 J/kg°C

Does styrofoam absorb heat?

Styrofoam is often used for insulation purposes due to its ability to absorb and retain heat. This quality makes it a popular choice when consuming warm beverages.

What is the substance with the highest specific heat?

The natural substance with the highest specific heat capacity is liquid ammonia, with a specific heat of 4.7 J/g K. The substance with the second-highest specific heat is liquid water at 4.18 J/g K.